ethers
Version:
Ethereum wallet library.
475 lines (418 loc) • 20.1 kB
HTML
<html>
<head>
<title>Ethereum Wallet</title>
<link rel="stylesheet" type="text/css" href="./style.css">
</head>
<body>
<div class="centerer" id="screen-select">
<div class="centered">
<h1>Ethereum Wallet Tool</h1>
<hr />
<h2>Load JSON Wallet</h2>
<p>
If you have a JSON wallet file from <i>geth</i> or from the initial <i>Ethereum</i>
crowd sale, you can decrypt it here. No information is shared with <b>any</b>
server.
</p>
<table>
<tr>
<th>JSON Wallet:</th>
<td><div class="file" id="select-wallet-drop">Drop JSON wallet file here</div><input type="file" id="select-wallet-file" /></td>
</tr>
<tr>
<th>Password:</th>
<td><input type="password" placeholder="(password)" id="select-wallet-password" /></td>
</tr>
<tr>
<td> </td>
<td>
<div id="select-submit-wallet" class="submit disable">Unlock JSON Wallet</div>
</td>
</tr>
</table>
<hr />
<h2>Mnemonic Phrase Wallet</h2>
<p>
If you have a 12 word mnemonic phrase, you can generate your wallet here.
No information is shared with <b>any</b> server.
</p>
<table>
<tr>
<th>Mnemonic Phrase:</th>
<td><input type="text" placeholder="(mnemonic phrase)" id="select-mnemonic-phrase" /></td>
</tr>
<tr>
<th>Path:</th>
<td><input type="text" placeholder="(path)" id="select-mnemonic-path" value="m/44'/60'/0'/0/0" /></td>
</tr>
<tr>
<td> </td>
<td>
<div id="select-submit-mnemonic" class="submit disable">Derive Wallet</div>
</td>
</tr>
</table>
<hr />
<h2>Raw Private Key</h2>
<p>
</p>
<table>
<tr>
<th>Private Key:</th>
<td><input type="text" placeholder="(private key)" id="select-privatekey" /></td>
</tr>
<tr>
<td> </td>
<td>
<div id="select-submit-privatekey" class="submit disable">Load Raw Private Key</div>
</td>
</tr>
</table>
<hr />
<h3>Disclaimer:</h3>
<p>
This is beta software, with no warranty. <b>Use at your own risk.</b>
</p>
</div>
</div>
<div class="centerer hidden" id="screen-loading">
<div class="centered">
<h1>Loading Wallet</h1>
<hr />
<h2 id="loading-header"></h2>
<table>
<tr>
<th>Progress:</th>
<td>
<input type="text" readonly="readonly" class="readonly" id="loading-status" value="" /></div>
</td>
</tr>
<tr>
<td> </td>
<td>
<div id="loading-cancel" class="submit">Cancel</div>
</td>
</tr>
</table>
<hr />
<h3>Disclaimer:</h3>
<p>
This is beta software, with no warranty. <b>Use at your own risk.</b>
</p>
</div>
</div>
<div class="centerer hidden" id="screen-wallet">
<div class="centered">
<h1>Ethereum Wallet<span id="wallet-username" class="username right"></span></h1>
<hr />
<h3>Wallet Details:</h3>
<table>
<tr>
<th>Address:</th>
<td>
<input type="text" readonly="readonly" class="readonly" id="wallet-address" value="" /></div>
</td>
</tr>
<tr>
<th>Network:</th>
<td>
<div class="clearfix"></div>
<div class="network option" data-network="ropsten">Ropsten<br /><span>testnet</span></div>
<div class="network option" data-network="rinkeby">Rinkeby<br /><span>testnet</span></div>
<div class="network option" data-network="kovan">Kovan<br /><span>testnet</span></div>
<div class="network option last selected" data-network="homestead">Homestead<br /><span>mainnet</span></div>
<div class="clearfix"></div>
</td>
</tr>
<tr>
<th>Balance:</th>
<td>
<input type="text" readonly="readonly" class="readonly" id="wallet-balance" value="0.0" /></div>
</td>
</tr>
<tr>
<th>Nonce:</th>
<td>
<input type="text" readonly="readonly" class="readonly" id="wallet-transaction-count" value="0" /></div>
</td>
</tr>
<tr>
<td> </td>
<td>
<div id="wallet-submit-refresh" class="submit">Refresh</div>
</td>
</tr>
</table>
<h3>Send Ether:</h3>
<table>
<tr>
<th>Target Address:</th>
<td><input type="text" placeholder="(target address)" id="wallet-send-target-address" /></td>
</tr>
<tr>
<th>Amount:</th>
<td><input type="text" placeholder="(amount)" id="wallet-send-amount" /></td>
</tr>
<tr>
<td> </td>
<td>
<div id="wallet-submit-send" class="submit disable">Send Ether</div>
</td>
</tr>
</table>
<h3>Session Activity</h3>
<div id="wallet-activity" class="activity"></div>
<hr />
<h3>Disclaimer:</h3>
<p>
This is beta software, with no warranty. <b>Use at your own risk.</b>
</p>
</div>
</div>
<script type="text/javascript" src="../../dist/ethers.js"></script>
<script type="text/javascript">
function query(el, selector) {
if (!selector) {
selector = el;
el = document;
}
return Array.prototype.slice.call(el.querySelectorAll(selector));
}
function setEnter(source, target) {
source.onkeyup = function(e) {
if (e.which === 13) { target.click(); }
}
}
var cancelScrypt = false;
document.getElementById('loading-cancel').onclick = function() {
cancelScrypt = true;
};
var updateLoading = (function() {
var loadingStatus = document.getElementById('loading-status');
return (function(progress) {
loadingStatus.value = (parseInt(progress * 100)) + '%';
return cancelScrypt;
});
})();
// JSON Wallet
(function() {
var inputFile = document.getElementById('select-wallet-file');
var targetDrop = document.getElementById('select-wallet-drop');
var inputPassword = document.getElementById('select-wallet-password');
var submit = document.getElementById('select-submit-wallet');
function check() {
if (inputFile.files && inputFile.files.length === 1) {
submit.classList.remove('disable');
targetDrop.textContent = inputFile.files[0].name;
} else {
submit.classList.add('disable');
}
}
inputFile.onchange = check;
inputPassword.oninput = check;
setEnter(inputPassword, submit);
inputFile.addEventListener('dragover', function(event) {
event.preventDefault();
event.stopPropagation();
targetDrop.classList.add('highlight');
}, true);
inputFile.addEventListener('drop', function(event) {
targetDrop.classList.remove('highlight');
}, true);
submit.onclick = function() {
if (submit.classList.contains('disable')) { return; }
var fileReader = new FileReader();
fileReader.onload = function(e) {
var json = e.target.result;
if (ethers.utils.getJsonWalletAddress(json)) {
showLoading('Decrypting Wallet...');
cancelScrypt = false;
ethers.Wallet.fromEncryptedJson(json, inputPassword.value, updateLoading).then(function(wallet) {
showWallet(wallet);
}, function(error) {
if (error.message === 'invalid password') {
alert('Wrong Password');
} else {
console.log(error);
alert('Error Decrypting Wallet');
}
showSelect();
});
} else {
alert('Unknown JSON wallet format');
}
};
fileReader.readAsText(inputFile.files[0]);
};
})();
// Raw Private Key
(function() {
var inputPrivatekey = document.getElementById('select-privatekey');
var submit = document.getElementById('select-submit-privatekey');
function check() {
if (inputPrivatekey.value.match(/^(0x)?[0-9A-fa-f]{64}$/)) {
submit.classList.remove('disable');
} else {
submit.classList.add('disable');
}
}
inputPrivatekey.oninput = check;
setEnter(inputPrivatekey, submit);
submit.onclick = function() {
if (submit.classList.contains('disable')) { return; }
var privateKey = inputPrivatekey.value;
if (privateKey.substring(0, 2) !== '0x') { privateKey = '0x' + privateKey; }
showWallet(new ethers.Wallet(privateKey));
}
})();
// Mnemonic Phrase
(function() {
var inputPhrase = document.getElementById('select-mnemonic-phrase');
var inputPath = document.getElementById('select-mnemonic-path');
var submit = document.getElementById('select-submit-mnemonic');
function check() {
if (ethers.HDNode.isValidMnemonic(inputPhrase.value)) {
submit.classList.remove('disable');
} else {
submit.classList.add('disable');
}
}
inputPhrase.oninput = check;
inputPath.oninput = check;
setEnter(inputPhrase, submit);
setEnter(inputPath, submit);
submit.onclick = function() {
if (submit.classList.contains('disable')) { return; }
showWallet(ethers.Wallet.fromMnemonic(inputPhrase.value, inputPath.value));
}
})();
var activeWallet = null;
function showError(error) {
alert('Error \u2014 ' + error.message);
}
// Refresh balance and transaction count in the UI
var refresh = (function() {
var inputBalance = document.getElementById('wallet-balance');
var inputTransactionCount = document.getElementById('wallet-transaction-count');
var submit = document.getElementById('wallet-submit-refresh');
function refresh() {
addActivity('> Refreshing details...');
activeWallet.getBalance('pending').then(function(balance) {
addActivity('< Balance: ' + balance.toString(10));
inputBalance.value = ethers.utils.formatEther(balance, { commify: true });
}, function(error) {
showError(error);
});
activeWallet.getTransactionCount('pending').then(function(transactionCount) {
addActivity('< TransactionCount: ' + transactionCount);
inputTransactionCount.value = transactionCount;
}, function(error) {
showError(error);
});
}
submit.onclick = refresh;
return refresh;
})();
var addActivity = (function() {
var activity = document.getElementById('wallet-activity');
return function(message, url) {
var line = document.createElement('a');
line.textContent = message;
if (url) {
line.setAttribute('href', url);
line.setAttribute('target', '_blank');
}
activity.appendChild(line);
}
})();
// Set up the wallet page
(function() {
var inputTargetAddress = document.getElementById('wallet-send-target-address');
var inputAmount = document.getElementById('wallet-send-amount');
var submit = document.getElementById('wallet-submit-send');
// Validate the address and value (to enable the send button)
function check() {
try {
ethers.utils.getAddress(inputTargetAddress.value);
ethers.utils.parseEther(inputAmount.value);
} catch (error) {
submit.classList.add('disable');
return;
}
submit.classList.remove('disable');
}
inputTargetAddress.oninput = check;
inputAmount.oninput = check;
query('.network.option').forEach(function(el) {
var network = el.getAttribute('data-network');
el.onclick = function() {
addActivity('! Switched network: ' + network);
activeWallet = activeWallet.connect(ethers.providers.getDefaultProvider(network));
query('.network.option.selected').forEach(function(el) {
el.classList.remove('selected');
});
el.classList.add('selected');
refresh();
};
});
// Send ether
submit.onclick = function() {
// Matt (from Etherscan) is working on a gasPrice API call, which
// should be done within a week or so.
// @TODO
//var gasPrice = (activeWallet.provider.testnet ? 0x4a817c800: 0xba43b7400);
//console.log('GasPrice: ' + gasPrice);
var targetAddress = ethers.utils.getAddress(inputTargetAddress.value);
var amountWei = ethers.utils.parseEther(inputAmount.value);
activeWallet.sendTransaction({
to: targetAddress,
value: amountWei,
//gasPrice: activeWallet.provider.getGasPrice(),
//gasLimit: 21000,
}).then(function(tx) {
console.log(tx);
// Since we only use standard networks, network will always be known
var tag = activeWallet.provider.network.name + '.';
if (tag === 'homestead.') { tag = ''; }
var url = 'https://' + tag + 'etherscan.io/tx/' + tx.hash;
addActivity('< Transaction sent: ' + tx.hash.substring(0, 20) + '...', url);
alert('Success!');
inputTargetAddress.value = '';
inputAmount.value = '';
submit.classList.add('disable');
refresh();
}, function(error) {
console.log(error);
showError(error);
});
}
})();
function showSelect() {
document.getElementById('screen-select').style.display = 'block';
document.getElementById('screen-loading').style.display = 'none';
document.getElementById('screen-wallet').style.display = 'none';
}
function showLoading(title) {
document.getElementById('screen-select').style.display = 'none';
document.getElementById('screen-loading').style.display = 'block';
document.getElementById('screen-wallet').style.display = 'none';
document.getElementById('loading-header').textContent = title;
}
function showWallet(wallet) {
var network = document.querySelector('.network.option.selected').getAttribute('data-network');
activeWallet = wallet.connect(new ethers.providers.getDefaultProvider(network));
document.getElementById('screen-select').style.display = 'none';
document.getElementById('screen-loading').style.display = 'none';
document.getElementById('screen-wallet').style.display = 'block';
var inputWalletAddress = document.getElementById('wallet-address');
inputWalletAddress.value = wallet.address;
inputWalletAddress.onclick = function() {
this.select();
};
refresh();
}
//var privateKey = '0x3141592653589793238462643383279502884197169399375105820974944592';
//showWallet(new ethers.Wallet(privateKey));
</script>
</body>
</html>